public VisualAerodrome CrateVisualAerodrome(Aerodrome aerodrome) { var aerodromePoint = PrepareAerodromePoint(aerodrome); _aerodromePoints[_countaerodromePoint] = aerodromePoint; _countaerodromePoint++; EventsHelper.OnAerodromeCollectionEvent(_aerodromePoints); return(new VisualAerodrome(aerodromePoint)); }